# Algebra

Which of the following describes a correct method for solving the equation below? -7/2n + 5 = -16
1. add 5 to both sides, then divide both sides by 2/7
2. subtract 5 from both sides, then multiply both sides by -7/2
3. add -5 to both sides, then multiply both sides by -2/7
4. subtract 5 from both sides, then add 7/2 to both sides

1. 👍
2. 👎
3. 👁
4. ℹ️
5. 🚩
1. Since you want to get rid of 5 on both sides, you can't add 5 to both sides.

So -- is it 2 or 4?

1. 👍
2. 👎
3. ℹ️
4. 🚩
👤
Ms. Sue
2. No. Actually none of these answers is correct. Please check for typos.

1. 👍
2. 👎
3. ℹ️
4. 🚩
👤
Ms. Sue
3. There's no typos or no other possible answers...

1. 👍
2. 👎
3. ℹ️
4. 🚩
4. It could be 1 IF it were -5.

1. 👍
2. 👎
3. ℹ️
4. 🚩
👤
Ms. Sue
5. I had this question too, just chose whatever is close to being right, which is 2.

1. 👍
2. 👎
3. ℹ️
4. 🚩
6. 2 is not right.

1. 👍
2. 👎
3. ℹ️
4. 🚩
👤
Ms. Sue

1. 👍
2. 👎
3. ℹ️
4. 🚩

## Similar Questions

1. ### Algebra 2

A sound wave is modeled with the equation y= 1/4 cos2pi/3 theta. a. Find the period. Explain your method. b. Find the amplitude. Explain your method. c. What is the equation of the midline? What does it represent? a) Period: 2pi/b

2. ### algebra

Explain the difference between solving a system of equations by the algebraic method and the graphical method. Someone also wants to know why there are different methods for solving the same problem-what would you tell him?

What advantages does the method of substitution have over graphing for solving systems of equations? Choose the correct answer below. A. Graphing cannot be used to solve dependent or inconsistent systems due to the nature of the

4. ### Physics - Optics

A photographic slide is to the left of a lens. The lens projects an image of the slide onto a wall which is a distance of 5.94 m to the right of the slide. The image is larger than the size of the slide by a factor of 82.0. How

1. ### Algebra

4) The line with slope 6/5 , going through (0, 2). Write equation in Slope Intercept Form. I am new to this so can you show me a step by step method of solving this problem so i can use it as a practice template.

2. ### Chemistry

"Determine the volume of a 0.925M K2Cr2O7 solution required to completely react with 5.28g of Cu." My attempted method for solving was to convert the 5.28g of Cu to moles, find moles of K2Cr2O7 using the mole to mole ratio, and

3. ### Math

Is there a difference between solving a system of equations by the algebraic method and the graphical method? Why or why not?

4. ### Math Analysis

What is the approximate horizontal distance traveled by a soccer ball that is kicked at an angle of 30 degrees with an initial speed of 60 feet per second? a) 84 ft b) 88 ft c) 93 ft d) 97 ft e) 105 ft ==> I tried solving it by

1. what equation represents the following word sentence? the quotient of a number b and 0.3 equals negative 10 i think it's b/0.3 = -10 2. which equation is equivalent to the following equation? -3/4x + 1/8 = -3/8 a. -3/4x = -3/8

2. ### Chemistry

Given acidity constant,Ka of benzoic acid is 6.28 X 10^-5. pH of 0.15 molar solution of this acid is ? Here is my method: Benzoic acid is a weak acid,hence it dissociates very little. So: C6H5COOH---> C6H5COO- + H+ [H+] and

3. ### Algebra

When is the substitution method a better method than graphing for solving a system of linear equations?

4. ### Mathematics

Elimination method in solving simultaneous equation, a+2b=13, 2a-3b=15